<template>
    <!-- 静态绑定 -->
    <Son number="2" :str="number"></Son>
    {{ number }}
</template>
<script setup>
import Son from './components/Son.vue'
import { ref } from 'vue'
const number = ref(1)
setTimeout(() => {
    number.value = 'Hello Props'
}, 3000)
</script>
<style scoped>
    
</style>